27242420275187 has 8 divisors (see below), whose sum is σ = 29490001384704. Its totient is φ = 25016554925568.

The previous prime is 27242420275121. The next prime is 27242420275243. The reversal of 27242420275187 is 78157202424272.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27242420275187 - 2⁴⁴ = 9650234230771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27242420275087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5428937363 + ... + 5428942380.

It is an arithmetic number, because the mean of its divisors is an integer number (3686250173088).

Almost surely, 2^{27242420275187} is an apocalyptic number.

27242420275187 is a deficient number, since it is larger than the sum of its proper divisors (2247581109517).

27242420275187 is a wasteful number, since it uses less digits than its factorization.

27242420275187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10857879949.

The product of its (nonzero) digits is 7024640, while the sum is 53.

The spelling of 27242420275187 in words is "twenty-seven trillion, two hundred forty-two billion, four hundred twenty million, two hundred seventy-five thousand, one hundred eighty-seven".